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经营范围
发明名称
Glass grinding apparatus
摘要
申请公布号
US1956781(A)
申请公布日期
1934.05.01
申请号
US19330690449
申请日期
1933.09.21
申请人
PILKINGTON BROTHERS LIMITED
发明人
WALDRON FREDERIC BARNES
分类号
B24B7/24;B24D7/02;B24D7/04
主分类号
B24B7/24
代理机构
代理人
主权项
地址
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